The present invention relates to a method of detecting biological analytes comprising suspending a target analyte in a suspending solution containing polymeric particles marked with a probe, wherein the probe has an affinity for said target analyte; adding recognition unit-peroxidase conjugate marker to the suspending solution; forming a complex of the target analyte, the polymeric particles marked with a probe, and the recognition unit-peroxidase conjugate marker; contacting a gelatin surface with the suspending solution; adding developer to the suspending solution in contact with the gelatin surface in the presence of phenol to attach the complex to the gelatin surface; washing the gelatin surface; and detecting the complex attached to the gelatin surface.
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November 15, 2004
February 27, 2007
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